def test_show_hide_map_bounds():
input_file = os.path.join(data_dir, 'Star.bna')
r = Renderer(input_file, output_dir, image_size=(600, 600))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_background.png'))
# try again without the map bounds:
r.draw_map_bounds = False
r.draw_background()
r.save_background(os.path.join(output_dir,
'star_background_no_bound.png'))
def test_set_viewport():
"""
tests various rendering, re-zooming, etc
NOTE: this will only test if the code crashes, you have to look
at the rendered images to see if it does the right thing
"""
input_file = os.path.join(data_dir, 'Star.bna')
r = Renderer(input_file, output_dir, image_size=(600, 600),
projection_class=GeoProjection)
# re-scale:
# should show upper right corner
r.viewport = ((-73, 40), (-70, 43))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_upper_right.png'))
# re-scale:
# should show lower right corner
r.viewport = ((-73, 37), (-70, 40))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_lower_right.png'))
# re-scale:
# should show lower left corner
r.viewport = ((-76, 37), (-73, 40))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_lower_left.png'))
# re-scale:
# should show upper left corner
r.viewport = ((-76, 40), (-73, 43))
r.draw_background()
r.save_background(os.path.join(output_dir, 'star_upper_left.png'))
